Pump For Pressure Washer Factory Direct Price
The Winspan pressure washer pump features a high-strength forged brass pump head and precision pistons, delivering consistent, reliable performance. As a direct-source manufacturer with a 30,000-square-meter production facility, Winspan eliminates intermediaries and supports bulk procurement, offering you competitive factory‑price terms and faster delivery.

Pump for pressure washer for Crowd
high pressure cleaning machine assembly manufacturers:
Provide the pump body with flange, hollow shaft or solid shaft interface in accordance with international standards for equipment manufacturers, which is convenient for rapid integration and reduces the technical difficulty of assembly man-hours.

large cleaning equipment distributors:
Provide a rich range of product specifications and sufficient spare parts reserves, provide reliable supply chain and quality assurance support, to help distributors quickly seize the end market.

Engineering contractors for customized procurement:
Provide customized system pump sets with specific flow and pressure for heavy industry cleaning projects such as municipal sanitation, ship sand cleaning and pipeline dredging.

maintenance spare parts traders:
Provide high-pressure pump spare parts with standard specifications and can completely replace the mainstream brands in the market, ensure the adaptability of after-sales maintenance and reduce the maintenance cycle of customers.

Features of the pressure washer pump

High-Purity Ceramic Plunger:
It employs a 99%‑purity solid ceramic plunger with a surface roughness of less than 0.1 micrometer, reducing frictional resistance by 30% and more than doubling the service life of the seals.

Forged brass pump head:
The pump head is precision-forged from aviation-grade HPb59-1 brass, offering a 40% increase in tensile strength and effectively preventing cracking or deformation under high-pressure conditions.

Precision one-way valve assembly:
The inlet and outlet valves are equipped with 303 stainless steel valve stems and seats, with an opening pressure tolerance kept within ±0.05 bar to ensure no sticking or leakage even under high-frequency operation.

Reinforced aluminum alloy crankcase:
The die-cast aluminum alloy housing, finished with anodizing, offers 25% better heat dissipation than conventional materials, effectively preventing mechanical wear caused by excessive oil temperatures.

Imported high-quality oil seals:
Equipped with wear-resistant double water seal and high-quality skeleton oil seal, the temperature resistance can reach 80 degrees Celsius, ensuring that the equipment has no oil leakage or water seepage within 500 hours of continuous operation.

Large size bearing configuration:
Built-in heavy-duty ball bearings or tapered roller bearings, the axial load bearing capacity increased by 35%, significantly reducing the abnormal vibration and noise of the pump body during operation.
Winspan Pump for Pressure Washer Specifications
| model | Work stress bar | Rated flow rate (L/min) | Matching power kW | Shaft diameter (mm) | Speed RPM |
| WS-1509 | 150 | 9 | 2.2 | twenty four | 1450/2800 |
| WS-2015 | 200 | 15 | 5.5 | 28 | 1450 |
| WS-2515 | 250 | 15 | 7.5 | 28 | 1450 |
| WS-3517 | 350 | 17 | 11.0 | 28 | 1450 |
| WS-5030 | 500 | 30 | 30.0 | 35 | 1450 |
| WS-10040 | 1000 | 40 | 75.0 | 42 | 1450 |
| WS-28020 | 2800 | 20 | 110.0 | 50 | 1000 |
Pump for pressure washer comparison point
The high-pressure washer pump produced by winspan shows significant technical advantages in structural rigidity and heat dissipation management. Compared with similar conventional pump bodies, we use an integral heavy-duty crankcase and a crankshaft that has undergone severe hardening treatment, with an optimized design of the hydraulic end channel, which greatly improves the overall pressure resistance and running stability of the pump body. In addition, winspan attention is paid to the full life cycle performance of critical sealing systems. Through our self-optimized dual water-sealed cooling circulation circuit, combined with high-purity solid ceramic plungers, the continuous trouble-free running time of the pump body has been improved by at least 30% over the same industry standard.


Reduce the risk of water leakage due to plunger wear:
The winspan adopts mirror-polished solid ceramic plunger and self-lubricating sealing components to effectively prevent the pump body from dripping due to water particle wear.

Inhibit the continuous operation of high-pressure pump oil temperature is too high:
The winspan optimizes the heat sink area and increases the amount of oil in the crankcase to ensure that the oil temperature of the pump body does not exceed the normal standard during continuous operation.

Reduce valve fouling stuck and pressure fluctuations:
The winspan is equipped with a self-cleaning high-strength stainless steel one-way valve to prevent mineral scaling and ensure stable output water pressure.
Pump for pressure washer instructions

Check the oil in the pump:
Before starting up, check the oil level of the crankcase to the center line of the oil sight mirror, and replace the special lubricating oil after 50 hours of operation for the first time.

Ensure adequate water supply:
It is forbidden to idle without water, and the connected water flow speed and water supply must be greater than 1.5 times of the rated flow of the high-pressure pump.

Air removal start:
Turn on the spray gun before starting, so that the water flow naturally out of the pump to eliminate excess air, and then start the power source.

Regularly clean the filter screen:
A high-density filter of not less than 50 meshes must be installed at the water inlet, and the filter screen must be removed and cleaned every 30 hours of operation.
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Pump For Pressure Washer Factory Direct Price
The Winspan pressure washer pump features a high-strength forged brass pump head and precision pistons, delivering consistent, reliable performance. As a direct-source manufacturer with a 30,000-square-meter production facility, Winspan eliminates intermediaries and supports bulk procurement, offering you competitive factory‑price terms and faster delivery.

50 to 2,800 bar
Working pressure
3 to 1,000 liters per minute
Flow range
24mm or 28mm
Shaft diameter
Features of the pressure washer pump

High-Purity Ceramic Plunger:
It employs a 99%‑purity solid ceramic plunger with a surface roughness of less than 0.1 micrometer, reducing frictional resistance by 30% and more than doubling the service life of the seals.

Forged brass pump head:
The pump head is precision-forged from aviation-grade HPb59-1 brass, offering a 40% increase in tensile strength and effectively preventing cracking or deformation under high-pressure conditions.

Precision one-way valve assembly:
The inlet and outlet valves are equipped with 303 stainless steel valve stems and seats, with an opening pressure tolerance kept within ±0.05 bar to ensure no sticking or leakage even under high-frequency operation.

Reinforced aluminum alloy crankcase:
The die-cast aluminum alloy housing, finished with anodizing, offers 25% better heat dissipation than conventional materials, effectively preventing mechanical wear caused by excessive oil temperatures.

Imported high-quality oil seals:
Equipped with wear-resistant double water seal and high-quality skeleton oil seal, the temperature resistance can reach 80 degrees Celsius, ensuring that the equipment has no oil leakage or water seepage within 500 hours of continuous operation.

Large size bearing configuration:
Built-in heavy-duty ball bearings or tapered roller bearings, the axial load bearing capacity increased by 35%, significantly reducing the abnormal vibration and noise of the pump body during operation.
Winspan Pump for Pressure Washer Specifications
| model | Work stress bar | Rated flow rate (L/min) | Matching power kW | Shaft diameter (mm) | Speed RPM |
| WS-1509 | 150 | 9 | 2.2 | twenty four | 1450/2800 |
| WS-2015 | 200 | 15 | 5.5 | 28 | 1450 |
| WS-2515 | 250 | 15 | 7.5 | 28 | 1450 |
| WS-3517 | 350 | 17 | 11.0 | 28 | 1450 |
| WS-5030 | 500 | 30 | 30.0 | 35 | 1450 |
| WS-10040 | 1000 | 40 | 75.0 | 42 | 1450 |
| WS-28020 | 2800 | 20 | 110.0 | 50 | 1000 |
Pump for pressure washer comparison point


Reduce the risk of water leakage due to plunger wear:
The winspan adopts mirror-polished solid ceramic plunger and self-lubricating sealing components to effectively prevent the pump body from dripping due to water particle wear.

Inhibit the continuous operation of high-pressure pump oil temperature is too high:
The winspan optimizes the heat sink area and increases the amount of oil in the crankcase to ensure that the oil temperature of the pump body does not exceed the normal standard during continuous operation.

Reduce valve fouling stuck and pressure fluctuations:
The winspan is equipped with a self-cleaning high-strength stainless steel one-way valve to prevent mineral scaling and ensure stable output water pressure.
Pump for pressure washer for Crowd
high pressure cleaning machine assembly manufacturers:
Provide the pump body with flange, hollow shaft or solid shaft interface in accordance with international standards for equipment manufacturers, which is convenient for rapid integration and reduces the technical difficulty of assembly man-hours.

large cleaning equipment distributors:
Provide a rich range of product specifications and sufficient spare parts reserves, provide reliable supply chain and quality assurance support, to help distributors quickly seize the end market.

Engineering contractors for customized procurement:
Provide customized system pump sets with specific flow and pressure for heavy industry cleaning projects such as municipal sanitation, ship sand cleaning and pipeline dredging.

maintenance spare parts traders:
Provide high-pressure pump spare parts with standard specifications and can completely replace the mainstream brands in the market, ensure the adaptability of after-sales maintenance and reduce the maintenance cycle of customers.

Pump for pressure washer instructions

Check the oil in the pump:
Before starting up, check the oil level of the crankcase to the center line of the oil sight mirror, and replace the special lubricating oil after 50 hours of operation for the first time.

Ensure adequate water supply:
It is forbidden to idle without water, and the connected water flow speed and water supply must be greater than 1.5 times of the rated flow of the high-pressure pump.

Air removal start:
Turn on the spray gun before starting, so that the water flow naturally out of the pump to eliminate excess air, and then start the power source.

Regularly clean the filter screen:
A high-density filter of not less than 50 meshes must be installed at the water inlet, and the filter screen must be removed and cleaned every 30 hours of operation.
Wingspan Tech